Home / 199,189.47-274,760.60-118,563.15

Finding the Fourth Proportional to 199,189.47, 274,760.60 and 118,563.15

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Solution

The fourth proportional to 199,189.47, 274,760.60 and 118,563.15 is: 163,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,189.47 : 274,760.60 = 118,563.15 : x
  2. Step 2: Convert to fraction form
    199,189.47/274,760.60 = 118,563.15/x
  3. Step 3: Cross multiply
    199,189.47x = 274,760.60 × 118,563.15
  4. Step 4: Simplify right side
    199,189.47x = 32,576,481,639.07
  5. Step 5: Solve for x
    x = 32,576,481,639.07/199,189.47
  6. Step 6: Final answer
    x = 163,545.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.